This genuine JCB 17106600 fuel injector is engineered for optimal performance and reliability in JCB Dieselmax 444 and Dieselmax 448 engines. It ensures precise fuel delivery for efficient engine operation across a wide range of JCB machinery. This OEM part guarantees exact fit and function for critical engine systems in models including 3CX, 4CX, 5CX Backhoe Loaders, various Loadall telehandlers (e.g., 531-70, 540-170), JS series Excavators (e.g., JS130, JS220), Fastrac tractors (e.g., 3230, 8310), and Wheeled Loaders (e.g., 411, 457).